对于先简支后连续梁施工表述错误的是( )。
- A 永久支座应在设置湿接头侧模之前安装
- B 对湿接头处的梁端,应按施工缝的要求进行凿毛处理
- C 预应力锚固区预留的张拉齿板应保证其外形尺寸准确且不被损坏
- D 同一片梁的临时支座应同时拆除
正确答案:A 参考解析:
【解题思路】本题考查简支变连续梁施工技术要求。选项A错误,<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>永久</strong></span>支座应在设置湿接头<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>底</strong></span>模<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>之前安装</strong></span>。【知识拓展】简支变连续梁施工工序总结:<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>临时支座</strong></span>安装→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>架梁</strong></span>→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>湿接缝</strong></span>施工→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>永久支座</strong></span>安装→湿接头<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>底模板</strong></span>→湿接头<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>钢筋绑扎</strong><strong>、预应力管道安装</strong></span>→湿接头<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>侧模板</strong></span>安装→湿接头<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>混凝土浇筑</strong></span>→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>养护</strong></span>→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>预应力张拉</strong></span>→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>孔道压浆</strong></span>→<span style="text-decoration: underline; color: rgb(224, 62, 45);"><strong>临时支座对称拆除</strong></span>。





